OpenTechnical

OT-2026-000010999

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000010999) never changes.

Identity and time

Publication numberOT-2026-000010999 · never reused
Internal UUID01a0ae6c-540e-74f7-8a94-d89edcec1c1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010999
StatusPUBLIC

Content hashes

Canonical text7dacc5b8117532b6a6589251fd9832f22cbb3c94b6b235ea73b90e531df91196
Markdown52b3d5cbeb495264e4f1c6c8b40d3e42e0f081b82ac3c74af53340592e9d5a1e
PDF
Publication page7bd66545f9ddeef508b930b0a4b021007101f8ea19d08a680753fab9b56e94ce
Manifestc9603dfaae6384c873de7caf4deea3a494baa27da59bae66d3e1dbec8ed8af21

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureq/Uwka051PPgCQg6f31sBOK2nyo7Z230aUSQh3la5w4Phh3k44snShG2BiseNxjkXkw/Np0bwo+TrhUTh7ZvAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:48.789768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010999
observed 7bd66545f9ddeef508b930b0a4b02100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.770256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010999/manifest.json
observed c9603dfaae6384c873de7caf4deea3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.749093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010999/publication.md
observed 52b3d5cbeb495264e4f1c6c8b40d3e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.728541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010999/publication.txt
observed 7dacc5b8117532b6a6589251fd9832f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.